%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 专业选修课：数学与金融数学模块
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\begin{tikzpicture}

%\node [circle,draw] (xq) at (0,1.5) {学期}; 
%\node [rectangle,draw] (kc) at (3,1.5) {课程(学分)}; 

\node [circle,draw] (t2) at (0,-1) {5}; 
\node [circle,draw] (t3) at (0,-4) {6}; 

\graph { (t2) -> (t3) };

\node [rectangle, draw] (a5) at (2,-1) {\color{blue}复变函数3}; 
\node [rectangle, draw] (b5) at (5,-1) {\color{blue}微分几何2}; 
\node [rectangle, draw] (c5) at (8,-1) {\color{blue}近世代数2}; 
\node [rectangle, draw] (d5) at (11,-1) {\color{blue}实变函数2}; 
\node [rectangle, draw] (e5) at (2.3,-2) {\color{blue}现代优化理论2}; 
\node [rectangle, draw] (f5) at (6.3,-2) {\color{blue}微分方程数值解3}; 

\node [rectangle, draw] (a6) at (2.3,-4) {\color{blue}编码理论基础2}; 
\node [rectangle, draw] (b6) at (6.0,-4) {\color{blue}应用随机过程2}; 
\node [rectangle, draw] (c6) at (9.3,-4) {\color{blue}金融数学3}; 
\node [rectangle, draw] (d6) at (2.1,-5) {\color{blue}数理金融学3}; 
\node [rectangle, draw] (e6) at (5.6,-5) {\color{blue}高等数学精讲3}; 


\end{tikzpicture}

